1.High rate of making bags 2.High value in use 3.High rate of finished products 4.Low wear to machine The heat seal filter paper is mainly used to make the small pouchs, such as chinese medicine bag, tea bag, health care paper bag, flavoring bag, etc.The raw material is exported Canada wooden pulp and P.P. fibre,when the temperature reached 180degree, the paper will seal automatically.Our filter ...